138169712128

Names of 138169712128

• Cardinal: 138169712128 can be written as One hundred thirty-eight billion, one hundred sixty-nine million, seven hundred twelve thousand, one hundred twenty-eight.

Scientific notation

• Scientific notation: 1.38169712128 × 10¹¹

Factors of 138169712128

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 15
• Sum of prime factors: 186

Divisors of 138169712128

• Number of divisors d(n): 640
• Complete list of divisors:
  1 2 4 7 8 14 16 19 28 29 31 32 37 38 56 58 61 62 64 74 76 112 116 122 124 128 133 148 152 203 217 224 232 244 248 256 259 266 296 304 406 427 434 448 464 488 496 512 518 532 551 589 592 608 703 812 854 868 896 899 928 976 992 1036 1064 1073 1102 1147 1159 1178 1184 1216 1406 1624 1708 1736 1769 1792 1798 1856 1891 1952 1984 2072 2128 2146 2204 2257 2294 2318 2356 2368 2432 2812 3248 3416 3472 3538 3584 3596 3712 3782 3857 3904 3968 4123 4144 4256 4292 4408 4514 4588 4636 4712 4736 4864 4921 5624 6293 6496 6832 6944 7076 7192 7424 7511 7564 7714 7808 7936 8029 8113 8246 8288 8512 8584 8816 9028 9176 9272 9424 9472 9728 9842 11248 12383 12586 12992 13237 13664 13888 14152 14384 14848 15022 15128 15428 15616 15799 15872 16058 16226 16492 16576 17024 17081 17168 17632 18056 18352 18544 18848 18944 19684 20387 21793 22496 24766 25172 25984 26474 27328 27776 28304 28768 30044 30256 30856 31232 31598 32116 32452 32984 33152 33263 33611 34048 34162 34336 35264 35929 36112 36704 37088 37696 39368 40774 42883 43586 44992 49532 50344 51968 52948 54656 54839 55552 56608 57536 60088 60512 61712 63196 64232 64904 65453 65968 66304 66526 67222 68096 68324 68672 69967 70528 71858 72224 73408 74176 75392 78736 81548 85766 87172 89984 99064 100688 103936 105896 109312 109678 111104 113216 115072 119567 120176 121024 123424 126392 128464 129808 130906 131936 132608 133052 134444 136648 137344 139934 141056 142709 143716 144448 146816 148352 150784 152551 157472 163096 171532 174344 179968 198128 201376 211792 218624 219356 226432 230144 232841 235277 239134 240352 242048 246848 251503 252784 256928 259616 261812 263872 266104 268888 273296 274688 279868 282112 285418 287432 288896 293632 296704 300181 301568 305102 314944 326192 343064 348688 359936 383873 396256 402752 423584 438712 452864 458171 460288 465682 470554 478268 480704 484096 489769 493696 503006 505568 513856 519232 523624 527744 532208 537776 546592 549376 559736 570836 574864 577792 587264 593408 600362 610204 629888 631997 652384 686128 697376 767746 792512 805504 847168 877424 905728 916342 931364 941108 956536 961408 968192 979538 987392 1006012 1011136 1027712 1038464 1041941 1047248 1055488 1064416 1075552 1093184 1119472 1141672 1149728 1155584 1200724 1220408 1243607 1259776 1263994 1304768 1329373 1372256 1394752 1535492 1585024 1611008 1694336 1754848 1832684 1862728 1882216 1913072 1922816 1959076 1974784 2012024 2022272 2029043 2055424 2076928 2083882 2094496 2110976 2128832 2151104 2186368 2238944 2283344 2299456 2401448 2440816 2487214 2519552 2527988 2609536 2658746 2744512 2789504 3070984 3170048 3222016 3388672 3509696 3665368 3725456 3764432 3826144 3845632 3918152 4024048 4044544 4058086 4110848 4153856 4167764 4188992 4257664 4302208 4372736 4423979 4477888 4566688 4598912 4802896 4881632 4974428 5055976 5219072 5317492 5489024 5579008 6141968 6340096 6777344 7019392 7293587 7330736 7450912 7528864 7652288 7836304 8048096 8089088 8116172 8335528 8377984 8515328 8604416 8705249 8745472 8847958 8955776 9133376 9197824 9305611 9605792 9763264 9948856 10111952 10438144 10634984 10978048 11158016 12283936 14038784 14203301 14587174 14661472 14901824 15057728 15304576 15672608 16096192 16232344 16671056 16755968 17030656 17208832 17410498 17695916 17911552 18266752 18395648 18611222 19211584 19526528 19897712 20223904 21269968 21956096 24567872 28077568 28406602 29174348 29322944 29803648 30115456 30609152 31345216 32192384 32464688 33342112 33511936 34820996 35391832 35823104 36533504 37222444 38423168 38551817 39053056 39795424 40447808 42539936 49135744 56813204 58348696 58645888 59607296 60230912 61218304 62690432 64384768 64929376 66684224 69641992 70783664 73067008 74444888 76846336 77103634 78106112 79590848 80895616 85079872 98271488 113626408 116697392 117291776 119214592 120461824 125380864 128769536 129858752 133368448 139283984 141567328 148889776 153692672 154207268 159181696 161791232 170159744 196542976 227252816 233394784 234583552 250761728 259717504 266736896 269862719 278567968 283134656 297779552 308414536 318363392 323582464 340319488 454505632 466789568 519435008 533473792 539725438 557135936 566269312 595559104 616829072 636726784 680638976 909011264 933579136 1038870016 1079450876 1114271872 1132538624 1191118208 1233658144 1818022528 1867158272 2158901752 2228543744 2265077248 2382236416 2467316288 3636045056 3734316544 4317803504 4457087488 4764472832 4934632576 7272090112 8635607008 9869265152 17271214016 19738530304 34542428032 69084856064 138169712128
• Sum of all divisors σ(n): 370204876800
• Sum of proper divisors (its aliquot sum) s(n): 232035164672
• 138169712128 is an abundant number, because the sum of its proper divisors (232035164672) is greater than itself. Its abundance is 93865452544

Bases of 138169712128

• Binary: 10000000101011100011100111111000000000₂
• Hexadecimal: 0x202B8E7E00
• Base-36: 1RH2OG74

Squares and roots of 138169712128

• 138169712128 squared (138169712128²) is 19090869349534390288384
• 138169712128 cubed (138169712128³) is 2637779922298425316982016182321152
• The square root of 138169712128 is 371711.8670798661
• The cube root of 138169712128 is 5169.7667728483

Scales and comparisons

• 138,169,712,128 seconds is equal to 4,393 years, 19 weeks, 1 day, 11 hours, 35 minutes, 28 seconds.
• To count from 1 to 138,169,712,128 would take you about eight thousand, seven hundred eighty-six years!

  This is a very rough estimate, based on a speaking rate of half a second every third order of magnitude. If you speak quickly, you could probably say any randomly-chosen number between one and a thousand in around half a second. Very big numbers obviously take longer to say, so we add half a second for every extra x1000. (We do not count involuntary pauses, bathroom breaks or the necessity of sleep in our calculation!)

• A cube with a volume of 138169712128 cubic inches would be around 430.8 feet tall.

Recreational maths with 138169712128

• 138169712128 backwards is 821217961831
• The number of decimal digits it has is: 12
• The sum of 138169712128's digits is 49
• More coming soon!